/Engine/Source/Runtime/MovieScene/Public/Channels/MovieSceneInterpolation.h
Construction as a weighted cubic interpolation
FCachedInterpolation ( const [FCachedInterpolationRange](API\Runtime\MovieScene\Channels\FCachedInterpolationRange) & InRange, const [FWeightedCubicInterpolation](API\Runtime\MovieScene\Channels\FWeightedCubicInterpolation) & WeightedCubic )